Seven-sided die



FIG. 1 is a front perspective view of a seven-sided die showing my new design;

FIG. 2 is rear perspective view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevational view thereof; and

FIG. 8 is a front elevational view thereof. 

The ornamental design for a seven-sided die, as shown and described. 